20187714064

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{36187}}^1$

素因数の和:36512

約数の個数: 80

約数和(自身を含む): 47493710208

約数和(自身を除く): 27305996144

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 293, 476, 586, 952, 1172, 1904, 2051, 2344, 4102, 4688, 4981, 8204, 9962, 16408, 19924, 32816, 34867, 36187, 39848, 69734, 72374, 79696, 139468, 144748, 253309, 278936, 289496, 506618, 557872, 578992, 615179, 1013236, 1230358, 2026472, 2460716, 4052944, 4306253, 4921432, 8612506, 9842864, 10602791, 17225012, 21205582, 34450024, 42411164, 68900048, 74219537, 84822328, 148439074, 169644656, 180247447, 296878148, 360494894, 593756296, 720989788, 1187512592, 1261732129, 1441979576, 2523464258, 2883959152, 5046928516, 10093857032, 20187714064]

約数ペア:

[(1, 20187714064), (2, 10093857032), (4, 5046928516), (7, 2883959152), (8, 2523464258), (14, 1441979576), (16, 1261732129), (17, 1187512592), (28, 720989788), (34, 593756296), (56, 360494894), (68, 296878148), (112, 180247447), (119, 169644656), (136, 148439074), (238, 84822328), (272, 74219537), (293, 68900048), (476, 42411164), (586, 34450024), (952, 21205582), (1172, 17225012), (1904, 10602791), (2051, 9842864), (2344, 8612506), (4102, 4921432), (4688, 4306253), (4981, 4052944), (8204, 2460716), (9962, 2026472), (16408, 1230358), (19924, 1013236), (32816, 615179), (34867, 578992), (36187, 557872), (39848, 506618), (69734, 289496), (72374, 278936), (79696, 253309), (139468, 144748)]